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A farmer introdued garden lizards into h...

A farmer introdued garden lizards into his agricultural fields to eradicate insects. What do you name this method ?

A

Environmental ethic method

B

biological control method

C

Bioaccumulation method

D

Biomagnifiction method

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BEYOND PUBLICATION-OUR ENVIRONMENT-EXERCISE
  1. Write the proper of food chain Eagletorattosnaketo grain graintora...

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  2. In this food chain, the organism which belongs to the second trophic l...

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  3. A farmer introdued garden lizards into his agricultural fields to erad...

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  4. Many pollutantts are released into water from an industrial area. If r...

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  5. Between grass ad grasshopper food chain ends with

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  6. Match the items of first line with second line.

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  7. Consumers are divided based on the factors given bel,ow in an ecosyste...

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  8. You have prepared a work what for collecting information on observing ...

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  9. The primary consumer is....

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  10. Find out the missing thing from the table.

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  11. Observe the following a and b statements : The number of organisms dec...

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  12. Consider the following . The place of organism in a food web is called...

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  13. Consider the following. The amount of bio-mass decreases from produce...

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  14. observe the energy flow in the flow chart

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  15. Insectivores feed on aphids, grasshopper.We can represent the statemen...

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  16. The coutry which killed the sparrows by thinking they are the cause fo...

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  17. Rotation of crops, Genetic strains, Sterility are the.....methods to p...

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  18. The sum of physical and biological factors along with their chemical i...

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  19. Air, water, soil, sunlight are called....factors.

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  20. According to charles eiton

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